Sony KV-HF21M80 (

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A12345678910111213 14 15 16 17 18 19 20 21 22BCDEFGHIJ

1

2

1

2

1

23

4

1

23

4

CN4603CN4601CN4602R4601T4601C654C4601VDR461 T4602F4601C46021P:TAB2P:VH2P:VH1MT.L.F0.0047250VE#ERZV1D621 #T3.15AFUSE0.47250V:PTAC INAC INAC OUTAC OUTGNDTO A BOARDCN104TO A BOARDCN601CISPR

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B-SSS10315-VT.-F..21

C3

– C3 Board –[RGB OUT]PRINTED WIRING BOARDS(3) Schematic Diagrams of C3 and F boardsPAL25Vp-p (H) 89Vp-p (H)NTSC 3.58 NTSC 4.4375Vp-p (H)4222123SECAM93Vp-p (H) PAL/SECAM :NTSC :86Vp-p (H)95Vp-p (H)80Vp-p (H)90Vp-p (H)C3 BOARD WAVEFORMS

F[CISPR]

– F Board –HKG G2CV KR G1 G4 HVKB

1

1

1

1

1

2

3

4

5

6

5

10

98

7

6

4

31

11

13

G4 G2

G1-1

H1

H2

G1-2

KB

KG

KR

G1-3

RCV

1

2

3

R738

R739

R740

C709C710

C704

C701

R734

R703

L701

D702

R760

R761

R762

C736 C737

C746

C703

CN705

C702

C714

L706

R723

C716

CN701

RV702

J701

CN706D708CN704

R708

R705

R711

R713

R715

R710

R712

R714

R720

R722

R724

R721 R719

R725

R726

R727

R728

R729

R730

C712

C713

R755

R756

R757

C717

R707

C706

C708

R706

D715D714D713D716D717CN703D707D710D701D711D703D709CN702D712Q706Q712Q705Q711Q704Q710Q707Q708Q709

R731R732

R733

L710 L711

L712

#

0.0047

2kV

E

4.7

250V

0.022

400V

:PP

470p

B

470p

B

470p

B

470p

B

470p

B

:EL0607

100k

1/2W

100

1/2W

100

100

100

JW(5MM)

JW(5MM)

JW(5MM)

270k

:RN

100

16V

0.001

B

JW(5mm)

3P:MINI

SOCKET

110M

#1P:TAB

47

16V

680p

B

680p

B

680p

B

47p

1SS119-25TD

1SS119-25TD

8.2

2W

:RS

470

:RN

6.8

2W

:RS

6.8k

3W

:RS

1k

1/2W

6.8k

3W

:RS

1k

1/2W

6.8k

3W

:RS

1k

1/2W

300k

:RN

1k

:FPRD

680k

:RN

1k

:FPRD

1k

:FPRD

2.2k

2.2k

2.2k

150

150

150

1.2k

1.2k

1.2k

470p B

680 :RN

1SS119-25TD

1SS119-25TD

1SS119-25TD

1SS119-25TD

RD9.1ES-T1B6PWHT:S-MICRO

1SS119-25TD

1SS119-25TD1SS119-25TD

1SS119-25TD

1SS119-25TD

1SS119-25TD

1P:TAB

1SS119-25TD

2SC2611

R AMP

2SC2785

R DRIVE

2SC2611

G AMP

2SC2785

G DRIVER

2SC2611

B AMP

2SC2785

B DRIVER

2SA1091

IK LIMIT

2SA1091

IK LIMIT

2SA1091

IK LIMIT

150150

120

:EL0606 :EL0606

:EL0606

200V

FOCUS

G2

H.STAT

FV

GND

H1

TO A BOARD

IK

GND

TO A BOARD

9VB ING INR ING2E

GND

TO A BOARD

CN505

CN505

CN305

TO G2-FBT

PICTURE TUBE

A51LPT70X

RGB OUT

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B-SSS10315-VT.-C3.PF21

200V

200V

200V

9V

9V

9V 9V

9V 9V

9V

1.9

1.7

1.6

1.6

8.4

1.2

8.3

1.2

1.5

8.9

150.0

8.4 150.0

147.0

4.6

154.0

8.9

8.4 1.7

1.5

4.7

8.2

152.2

8.7

151.0

4.6

156.0

4

3

2

1

149.0

152.0

153.0

0.7

R

GB

TO A BOARD FBT

Contents

Main SERVICE MANU AL KV-HF21M80 SPECIFICATIONS Page SELF DIAGNOSTIC FUNCTION 1. DIAGNOSTIC TEST INDICATORS 2. DISPLAY OF STANDBY/TIMER LIGHT FLASH COUNT 3. STOPPING THE STANDBY/TIMER FLASH 4. SELF-DIAGNOSTIC SCREEN DISPLAY 5. HANDLING OF SELF-DIAGNOSTIC SCREEN DISPLAY 6. SELF-DIAGNOSTIC CIRCUIT [+BovercurrentOCP] [Verticaldeflectionstopped] [Verticaldeflectionovercurrent] [Whitebalancefailure] SECTION 1 GENERAL If you wish to connect a VCR, see the Connecting a VCR diagram below. 2 WARNING 4 Connecting the 3D WOOFER You can enjoy high quality sound by connecting the 3D WOOFER. 12 Attach the 3D WOOFER into the footholds on the top of your TV. Securing the TV To prevent the TV from falling, secure the TV using one of the following methods: or AB Use only the supplied screws. Use of other screws may damage the TV. Presetting channels Presetting channels automatically To preset channels automatically from a specified program number 10 Presetting channels (continued) Watching the TV 11 To change the color system setting Skipping program numbers To preset the skipped program number again Additional tasks Changing the on-screen display language 14 Setting the Wake Up timer To cancel the Wake Up timer Customizing the picture and sound Selecting the picture and sound modes To select the picture mode To select the sound mode 16 Viewing your favorite channels Selecting a favorite channel Changing the favorite channel setting Blocking the channels (CHILD LOCK) Additional Information Self-diagnosis function Check that the u indicator flashes red a number of times between 3-second intervals. Count the number of times the u indicator flashes. Press U (main power) to turn off your TV. Additional Information 21 22 Troubleshooting (continued) Identifying parts and controls Front panel U 2 Remote Control SECTION 2 DISASSEMBLY 2-5. REPLACEMENT OF PARTS 2-6. TERMINAL BRACKET REMOVAL 2-7. DEGAUSS COIL REMOVAL KV-HF21M80 2-8. PICTURE TUBE REMOVAL REMOVAL OF ANODE-CAP HOW TO HANDLE AN ANODE-CAP REMOVING PROCEDURES SECTION 3 SET-UP ADJUSTMENTS } 3-1. BEAM LANDING 3-2. CONVERGENCE 4 1 3 2 4 YCH TLV RB TLVYCH B R Page CIRCUIT ADJUSTMENTS 4-1. ADJUSTMENTS WITH COMMANDER RM-952 a. ENTERING SERVICE MODE [MUTING] 4-2. ADJUSTMENT METHOD Page Page Page Page SUB HUE ADJUSTMENT 4-3. PICTURE QUALITY ADJUSTMENTS SUB COLOR ADJUSTMENT BELL FILTER ADJUSTMENT 4-4. A BOARD ADJUSTMENT AFTER IC003 (MEMORY) REPLACEMENT 4-5. PICTURE DISTORTION ADJUSTMENT Item Number 00 0B 38 37 39 SECTION 5 DIAGRAM C3 VM1 AUDIO PROSESSOR F 41 40 42 RM-952 KV-HF21M80 5-3. CIRCUIT BOARDS LOCATION C3 VM1 * 44 A BOARD WAVEFORMS A ( ?A (1/2) board A (2/2) board / 2.8 2.2 ( TO V1 BOARD TO V1 BOARD CN801 5V 5V 30V 30V 30V 9V 9V ( B-SSS10315-VT.-A.HF21 TO DGC ( 49 48 50 123456789101112 13 14 15 16 17 18 19 20 21 22 TO DY TO COATING EARTH A A Board PRINTED WIRING BOARD A BOARD IC ( 9V IK B DRIVER G DRIVER ( 58 57 59 A ANODE CATHODE VM 61 60 62 SECTION 6 EXPLODED VIEWS 63 SECTION 7 ELECTRICAL PARTS LIST A 64 65 66 67 68 69 A C 70 F C 71 VM 72 73